发明名称 MOTION FILTERING FOR VIDEO STABILIZATION
摘要 For applying a motion filter of a video stabilization system to a sequence of video frames, an estimate of a motion in the current video frame compared to a first video frame of the sequence of video frames is received. Based on the received motion estimate and on at least one state variable of the motion filter, a correction value for the motion in the current video frame is computed. The at least one state variable is updated in the computation. In case the computed correction value exceeds a system constraint of the video stabilization system, the at least one state variable is adjusted in accordance with an extent by which the system constraint is exceeded. The correction value is then recomputed based on the motion estimate and on the adjusted state variable.
申请公布号 EP1897060(B1) 申请公布日期 2009.07.29
申请号 EP20060745067 申请日期 2006.06.06
申请人 NOKIA CORPORATION 发明人 TICO, MARIUS;VEHVILAEINEN, MARKKU
分类号 G06T7/20 主分类号 G06T7/20
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